ESN Engineer

ESN Engineer – Ericsson

As an ESN Engineer, you will own a designated group of sites, working as part of a four-person team covering adjacent territories. The role requires you to be self-managing, proactively maintaining your sites and collaborating closely with other ESN engineers and the wider FSO team to solve problems, with the goal of boosting network resilience and network availability. This position requires a flexible work schedule, including participation in a 24/7 on call rota and potential shift work to handle tasks outside of normal business hours.

You must be prepared to travel and stay away from home for service recovery mainly in remote areas. In a major network event scenario, you should be available to lead and complete the recovery in your own, and adjoining areas.

• Conduct corrective maintenance activities and manage site facility operations.
• Take full responsibility for assigned ESN sites, proactively maintaining them to prevent failures and leading the coordination with other technical teams to resolve any issues that arise.
• Take a leadership role in problem management for your area, resolving major issues in your own and neighbouring areas.
• Work individually, as part of the FSO and wider Ericsson teams to achieve right‑first‑time resolution of work within customer SLA’s without compromising safe working practices.
• Carry out reactive and proactive maintenance on multi‑customer, multi‑technology networks, achieving agreed performance targets (mostly EE/ESN).
• Participate in a 24 x 7 callout rota covering all equipment in the Service Area.
• Assist in the development and review of FSO processes and procedures with a view to maximise efficiency.

• Radio Frequency (RF) Transmission and Receiver systems used in mobile communication equipment.
• AC/DC Power Systems (single phase and three phase).
• UPS systems and deployed ESN generators.
• Satellite Backhaul systems.
• Rectification and power distribution systems.
• GSM, UMTS and LTE fundamentals.
• Cellular Network Fundamentals:
  Mobility Management and Cell Planning.
• Radio Access Network and Core Network architecture.
• Antenna systems, Mast Head Amplifiers, Feeder systems and connectors.

This role is based in Scotland and reports directly to the Regional Manager. Applicants should already reside in, or be willing to relocate to Dumfries.